Phlegm Colour Chart
March 14, 2025
What does the color of phlegm mean? | Ohio State Medical Center Sputum: Definition, colors, causes, and when to see a doctor About sputum | My Lungs My Life Colour vision deficiency and sputum colour charts in COPD patients: an exploratory mixed-method study | npj Primary Care Respiratory Medicine | Phlegm Colour Chart